login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A040508 Continued fraction for sqrt(532). 2
23, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46, 15, 2, 1, 4, 2, 4, 1, 2, 15, 46 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Table of n, a(n) for n=0..80.

Index entries for continued fractions for constants

Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 1).

FORMULA

a(n)=(1/450)*{-1303*(n mod 10)-493*[(n+1) mod 10]+47*[(n+2) mod 10]+227*[(n+3) mod 10]+2*[(n+4) mod 10]+182*[(n+5) mod 10]-43*[(n+6) mod 10]+137*[(n+7) mod 10]+677*[(n+8) mod 10]+1487*[(n+9) mod 10]}-23*[C(2*n,n) mod 2], with n>=0 [From Paolo P. Lava, May 13 2009]

MAPLE

with(numtheory): Digits := 300: convert(evalf(sqrt(532)), confrac);

CROSSREFS

Sequence in context: A064735 A104958 A124601 * A305943 A318090 A070716

Adjacent sequences:  A040505 A040506 A040507 * A040509 A040510 A040511

KEYWORD

nonn,cofr,easy,less

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 15 13:40 EDT 2021. Contains 343920 sequences. (Running on oeis4.)